Yan Ni, Zhang Jiayi and others. Daqing Tourism Development Conference was held in Dongfeng Road, Saertu District, Daqing City, Heilongjiang Province. Yan Ni, Zhang Jiayi, Sun Hao and Liu Ye attended the opening ceremony of Daqing Tourism Development Conference. The 5th Heilongjiang Tourism Industry Development Conference will be held in Daqing from August 28th to 29th.